107 righe
2.3 KiB
C++
107 righe
2.3 KiB
C++
#include <QProcessEnvironment>
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#include <QSettings>
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#include <QStandardPaths>
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#include <QDir>
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#include <QSqlDatabase>
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#include <QSqlQuery>
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#include <QSqlError>
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#include <QTextStream>
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#include <QDebug>
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#include "looqsgeneralexception.h"
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#include "common.h"
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#define SETTINGS_KEY_DBPATH "dbpath"
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#define SETTINGS_KEY_FIRSTRUN "firstrun"
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inline void initResources()
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{
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Q_INIT_RESOURCE(create);
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}
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bool Common::initSqliteDatabase(QString path)
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{
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QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE");
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db.setDatabaseName(path);
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if(!db.open())
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{
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qDebug() << "failed to open database: " << path;
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return false;
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}
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initResources();
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QFile file(":./create.sql");
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if(!file.open(QIODevice::ReadOnly))
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{
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qDebug() << "Failed to load SQL creation script from embedded resource";
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return false;
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}
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QTextStream stream(&file);
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db.transaction();
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while(!stream.atEnd())
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{
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QString sql = stream.readLine();
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QSqlQuery sqlQuery;
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if(!sqlQuery.exec(sql))
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{
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qDebug() << "Failed to execute sql statement while initializing database: " << sqlQuery.lastError();
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db.rollback();
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return false;
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}
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}
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db.commit();
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db.close();
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file.close();
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return true;
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}
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void Common::ensureConfigured()
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{
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QSettings settings;
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QVariant firstRun = settings.value(SETTINGS_KEY_FIRSTRUN);
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if(!firstRun.isValid())
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{
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QString dbpath = QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation);
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QDir dir;
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if(!dir.exists(dbpath))
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{
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if(!dir.mkpath(dbpath))
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{
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throw LooqsGeneralException("Failed to create dbpath directory");
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}
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}
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dbpath += "/looqs.sqlite";
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if(!initSqliteDatabase(dbpath))
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{
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throw LooqsGeneralException("Failed to initialize sqlite database");
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}
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settings.setValue(SETTINGS_KEY_FIRSTRUN, false);
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settings.setValue(SETTINGS_KEY_DBPATH, dbpath);
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}
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else
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{
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QString dbpath = databasePath();
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if(!QFile::exists(dbpath))
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{
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throw LooqsGeneralException("Database " + dbpath + " was not found");
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}
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}
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}
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void Common::setupAppInfo()
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{
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QCoreApplication::setOrganizationName("quitesimple.org");
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QCoreApplication::setOrganizationDomain("quitesimple.org");
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QCoreApplication::setApplicationName("looqs");
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}
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QString Common::databasePath()
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{
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QString env = QProcessEnvironment::systemEnvironment().value("QSS_DB_OVERRIDE");
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if(env == "")
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{
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QSettings settings;
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return settings.value(SETTINGS_KEY_DBPATH).toString();
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}
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return env;
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}
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